Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Michail Alvanos"'
Publikováno v:
Journal of Open Research Software, Vol 5, Iss 1 (2017)
The global climate model ECHAM/MESSy Atmospheric Chemistry (EMAC) is a modular global model that simulates climate change and air quality scenarios. The application includes different sub-models for the calculation of chemical species concentrations,
Externí odkaz:
https://doaj.org/article/ae09b43bb1534af482896684d6fa5776
Publikováno v:
Geoscientific Model Development, Vol 10, Pp 3679-3693 (2017)
Geoscientific Model Development
Geoscientific Model Development
This paper presents an application of GPU accelerators in Earth system modelling. We focus on atmospheric chemical kinetics, one of the most computationally intensive tasks in climate-chemistry model simulations. We developed a software package that
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::16ce34794c9b8d9d97d936a6f43bdfa5
https://doi.org/10.5194/gmd-10-3679-2017
https://doi.org/10.5194/gmd-10-3679-2017
The study of atmospheric chemistry-climate interactions is one of today's great computational challenges. Advances in the architecture of Graphics Processing Units (GPUs) in both raw computational power and memory bandwidth sparked the interest for G
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::db66c5cf0c5197a81bc737de751d1202
https://zenodo.org/record/5139380
https://zenodo.org/record/5139380
Publikováno v:
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
We improve performance of fine-grain UPC applications by orders of magnitude.We introduce a novel shared-data localization transformation.We present a thorough performance analysis and evaluation.We show that reducing run-time calls is crucial for pe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e2acc2440a3265d300d6c1b54aa1d94c
https://doi.org/10.1016/j.parco.2016.03.002
https://doi.org/10.1016/j.parco.2016.03.002
Publikováno v:
Journal of Open Research Software, Vol 5, Iss 1 (2017)
Journal of Open Research Software; Vol 5, No 1 (2017); 13
Journal of Open Research Software
Journal of Open Research Software; Vol 5, No 1 (2017); 13
Journal of Open Research Software
The global climate model ECHAM/MESSy Atmospheric Chemistry (EMAC) is a modular global model that simulates climate change and air quality scenarios. The application includes different sub-models for the calculation of chemical species concentrations,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c16c8a9e55126d62c273c1b05722672
http://openresearchsoftware.metajnl.com/articles/158
http://openresearchsoftware.metajnl.com/articles/158
Publikováno v:
2016 International Conference on High Performance Computing & Simulation (HPCS)
HPCS
HPCS
The global climate model ECHAM/MESSy Atmospheric Chemistry (EMAC) is used to study climate change and air quality scenarios. The EMAC model is constituted by a nonlocal dynamical part with low scalability, and local physical/chemical processes with h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b779aafffd6bc35de372cd4093ec3ce8
https://zenodo.org/record/5139396
https://zenodo.org/record/5139396
Publikováno v:
Languages and Compilers for Parallel Computing ISBN: 9783319174723
LCPC
LCPC
Partitioned Global Address Space (PGAS) languages are a popular alternative when building applications to run on large scale parallel machines. Unified Parallel C (UPC) is a well known PGAS language that is available on most high performance computin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::64414713a93b40b45ac48b46d8b43bcc
https://doi.org/10.1007/978-3-319-17473-0_13
https://doi.org/10.1007/978-3-319-17473-0_13
Autor:
Xavier Martorell, Montse Farreras, Michail Alvanos, José Nelson Amaral, Gabriel Tanase, Ettore Tiotto
Publikováno v:
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
ICS
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
ICS
Michail Alvanos∓ Programming Models Barcelona Supercomputing Center malvanos@bsc.es Gabriel Tanase IBM TJ Watson Research Center Yorktown Heights, NY, US igtanase@us.ibm.com Montse Farreras Dep. of Computer Architecture Universitat Politecnica de C
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c98b8a33a830818c84c2c3b5bc467271
Publikováno v:
ICS
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
The goal of Partitioned Global Address Space (PGAS) languages is to improve programmer productivity in large scale parallel machines. However, PGAS programs may have many fine-grained shared accesses that lead to performance degradation. Manual code
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::68ef3d2d0981bd0edad3d28b9266c0eb
https://hdl.handle.net/2117/20168
https://hdl.handle.net/2117/20168